/*
 * Created on May 7, 2007
 * Created by Paul Gardner
 * Copyright (C) Azureus Software, Inc, All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */

package com.aelitis.azureus.core.speedmanager.impl.v2;

import com.aelitis.azureus.core.speedmanager.SpeedManagerPingSource;
import com.aelitis.azureus.core.speedmanager.impl.SpeedManagerAlgorithmProvider;
import com.aelitis.azureus.core.speedmanager.impl.SpeedManagerAlgorithmProviderAdapter;

public class SpeedManagerAlgorithmProviderV2 implements SpeedManagerAlgorithmProvider {

    private SpeedManagerAlgorithmProviderAdapter adapter;

    // Test algorithms below.
    private SpeedManagerAlgorithmProvider strategy;

    // key names are below.
    public static final String SETTING_DOWNLOAD_MAX_LIMIT = "SpeedManagerAlgorithmProviderV2.setting.download.max.limit";
    public static final String SETTING_UPLOAD_MAX_LIMIT = "SpeedManagerAlgorithmProviderV2.setting.upload.max.limit";

    // temporary two names for upload/download max until we sort out which.
    public static final String SETTING_UPLOAD_LIMIT_ESTIMATE_TYPE_FROM_UI = "AutoSpeed Network Upload Speed Type (temp)";
    public static final String SETTING_DOWNLOAD_LIMIT_ESTIMATE_TYPE_FROM_UI = "AutoSpeed Network Download Speed Type (temp)";

    // sets the input source, vivaldi, DHT ping, ICMP pint, etc ....
    public static final String SETTING_DATA_SOURCE_INPUT = "SpeedManagerAlgorithmProviderV2.source.data.input";

    // DHT ping settings.
    public static final String SETTING_DHT_GOOD_SET_POINT = "SpeedManagerAlgorithmProviderV2.setting.dht.good.setpoint";
    public static final String SETTING_DHT_GOOD_TOLERANCE = "SpeedManagerAlgorithmProviderV2.setting.dht.good.tolerance";
    public static final String SETTING_DHT_BAD_SET_POINT = "SpeedManagerAlgorithmProviderV2.setting.dht.bad.setpoint";
    public static final String SETTING_DHT_BAD_TOLERANCE = "SpeedManagerAlgorithmProviderV2.setting.dht.bad.tolerance";

    // ping factors settings.
    public static final String SETTING_WAIT_AFTER_ADJUST = "SpeedManagerAlgorithmProviderV2.setting.wait.after.adjust";
    public static final String SETTING_INTERVALS_BETWEEN_ADJUST = "SpeedManagerAlgorithmProviderV2.intervals.between.adjust";

    // enable this mode.
    public static final String SETTING_V2_BETA_ENABLED = "SpeedManagerAlgorithmProviderV2.setting.beta.enabled";

    public SpeedManagerAlgorithmProviderV2(SpeedManagerAlgorithmProviderAdapter _adapter) {
        adapter = _adapter;

        SpeedManagerLogger.setAdapter("v2", adapter);

        // strategy = new SpeedManagerAlgorithmProviderDHTPing(_adapter);
        strategy = new SpeedManagerAlgorithmProviderPingMap(_adapter);
    }

    public void destroy() {
        strategy.destroy();
    }

    public void reset() {
        strategy.reset();
    }

    public void updateStats() {
        strategy.updateStats();
    }

    public void pingSourceFound(SpeedManagerPingSource source, boolean is_replacement) {
        log("Found ping source: " + source.getAddress());

        strategy.pingSourceFound(source, is_replacement);
    }

    public void pingSourceFailed(SpeedManagerPingSource source) {
        log("Lost ping source: " + source.getAddress());

        strategy.pingSourceFailed(source);
    }

    public void calculate(SpeedManagerPingSource[] sources) {
        String str = "";

        for (int i = 0; i < sources.length; i++) {

            str += (i == 0 ? "" : ",") + sources[i].getAddress() + " -> " + sources[i].getPingTime();
        }

        log("ping-data: " + str);

        strategy.calculate(sources);
    }

    public int getIdlePingMillis() {
        return strategy.getIdlePingMillis();
    }

    public int getCurrentPingMillis() {
        return strategy.getCurrentPingMillis();
    }

    public int getMaxPingMillis() {
        return strategy.getMaxPingMillis();
    }

    public int getCurrentChokeSpeed() {
        return strategy.getCurrentChokeSpeed();
    }

    public int getMaxUploadSpeed() {
        return strategy.getMaxUploadSpeed();
    }

    public boolean getAdjustsDownloadLimits() {
        // TODO Auto-generated method stub
        return false;
    }

    protected void log(String str) {
        SpeedManagerLogger.log(str);
    }

}
